Google Books Ngram Viewer

Graph these comma-separated phrases:
case-insensitive
between and from the corpus with smoothing of .  
Search in Google Books:

1800 - 1814 1815 - 1897 1898 - 1907 1908 - 1995 1996 - 1997 radlein English

Run your own experiment! Raw data is available for download here.
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